Winter 1962 - Mrs Batten started the school in her dining room at 15, rue de la Vallée in Strassen.

1963 - In September the Dupont School moved into its official home in the 'Servais House', the building on the corner of Ave Marie Therese and Bd Joseph II.

Spring 1963, the students moved into the elementary school in Cessange.

1969 - September 1969, the school moved to the building located at rue Aloyse Kayser in Belair. It became known as the English Speaking School.

1972 - September 1972, the school moved to the Geesseknaepchen Campus, into the Lycee Michel Rodange (we shared it with Luxembourg Lycée). This is also when the school became a non profit association and changed name to the American School of Luxembourg

1977 - School year 1977/1978 - move to 188, Avenue de la Faïencerie.

1982 - School Year 1982/1983 - name changed to AISL - American International School Luxembourg

1999 - School Year 1999-2000: Name changed to ISL - International School of Luxembourg.

September 2000 - Move to Geesseknaepchen Campus, to our current facility.

November 2007 - Hillside building inaugurated.

November 2010 - New extension to our current building was inaugurated.

2013 - New Lower School opens its doors